you insert the bottle in the same way as any other cage

Depending on the bike's tube size

These Drillium Outer Chainrings are 48-tooth replacements for VO and other 110bcd cranks

Large is for down tubes of 38-62mm

4 BCD chainrings

Velo Orange - Threadless Stem 31.8mm +/- 6 rise 90mm Styrfitting you insert the bottle inA simple, polished, all silver free flowing stem with a 31. 8 clamp diameter. It can be reversed to adjust your fit. 4 bolt handlebar clamp. Length is measured from center to center along the extension. Material: Aluminum alloy Stem type: Free clamp Height: 40 mm Handlebar barrel diameter: 1 1 8 Clamp diameter: 31. 8 mm Rise: + 6